StacktraceTop:cancel_wrapper (pdata=<value optimized out>) button_press_event_cb (w=<value optimized out>, IA__g_closure_invoke (closure=0xf16ed0, signal_emit_unlocked_R (node=0xc43fa0, detail=0, IA__g_signal_emit_valist (instance=0x1ee4730,
StacktraceTop: cancel_ wrapper (pdata=<value optimized out>) press_event_ cb (w=<value optimized out>, invoke (closure=0xf16ed0, emit_unlocked_ R (node=0xc43fa0, detail=0, emit_valist (instance= 0x1ee4730,
button_
IA__g_closure_
signal_
IA__g_signal_